Inventor
MAEKAWA HITOSHI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “MAEKAWA HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS4587495AMay 6, 1986
Cascode amplifier with an improved biasing arrangement
HITACHI LTD30 citations92
US6321980B1Nov 27, 2001
Electronic money storing apparatus and IC card control method
HITACHI LTD19 citations91
US6032858AMar 7, 2000
Electronic money storing apparatus and IC card control method
HITACHI LTD32 citations91
US4707640ANov 17, 1987
Horizontal deflection output circuit
HITACHI LTD20 citations81
US4814873AMar 21, 1989
Method and apparatus for converting an image signal
HITACHI LTD12 citations74
US4751403AJun 14, 1988
Transistor driving circuit and circuit controlling method
HITACHI LTD13 citations74
US5081628AJan 14, 1992
Cordless keyboard
HITACHI LTD16 citations73
US4612451ASep 16, 1986
Drive circuit for driving a transistor
HITACHI LTD7 citations73
US4285008AAug 18, 1981
Color picture reproducing device
HITACHI LTD15 citations72
US4480268AOct 30, 1984
Gamma correction circuit
HITACHI LTD3 citations62
US4442384AApr 10, 1984
Horizontal deflection circuit
HITACHI LTD3 citations62
US6109523AAug 29, 2000
Electronic money coffer
HITACHI LTD2 citations61
US4737692AApr 12, 1988
Pincushion distortion correction device
HITACHI LTD4 citations60
US4544896AOct 1, 1985
Amplitude adjusting equipment in a signal translation line
HITACHI LTD1 citations48
AIST
5 patentsUS11686479B2Jun 27, 2023
Encapsulated cleanroom system
AIST0 citations61
US11011403B2May 18, 2021
Transport container automatic clamping mechanism
AIST0 citations53
US11998496B2Jun 4, 2024
Power transmission mechanism
AIST0 citations52
US10332768B2Jun 25, 2019
Compact manufacturing device, and inter-device transport system for production line
AIST0 citations41
US10137570B2Nov 27, 2018
Link-type transfer robot
AIST0 citations41
MITSUBISHI ELECTRIC CORP
2 patentsUS5487099AJan 23, 1996
Portable telephone having an additional device for making external connections
MITSUBISHI ELECTRIC CORP62 citations96
US5490202AFeb 6, 1996
Attachable and detachable additional device for use with a portable telephone for electrically connecting with the portable telephone external equipment
MITSUBISHI ELECTRIC CORP28 citations92